[ADF-2189] new search facets (#3230)

* slider facet

* number range facet

* unit tests

* remove fdescribe

* remove old demo-only content

* remove old tests

* Support "include" and "field" values with app config

* exclude deprecated demo content from export checks

lib/content-services/search/components/search-number-range/search-number-range.component.ts

@@ -0,0 +1,77 @@
+/*!
+ * @license
+ * Copyright 2016 Alfresco Software, Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { OnInit, Component, ViewEncapsulation } from '@angular/core';
+import { FormControl, Validators, FormGroup } from '@angular/forms';
+import { SearchWidget } from '../../search-widget.interface';
+import { SearchWidgetSettings } from '../../search-widget-settings.interface';
+import { SearchQueryBuilderService } from '../../search-query-builder.service';
+import { LiveErrorStateMatcher } from '../../forms/live-error-state-matcher';
+
+@Component({
+    selector: 'adf-search-number-range',
+    templateUrl: './search-number-range.component.html',
+    styleUrls: ['./search-number-range.component.scss'],
+    encapsulation: ViewEncapsulation.None,
+    host: { class: 'adf-search-number-range' }
+})
+export class SearchNumberRangeComponent implements SearchWidget, OnInit {
+
+    from: FormControl;
+    to: FormControl;
+
+    form: FormGroup;
+    matcher = new LiveErrorStateMatcher();
+
+    id: string;
+    settings?: SearchWidgetSettings;
+    context?: SearchQueryBuilderService;
+
+    ngOnInit(): void {
+        const validators = Validators.compose([
+            Validators.required,
+            Validators.pattern(/^-?(0|[1-9]\d*)?$/)
+        ]);
+
+        this.from = new FormControl('', validators);
+        this.to = new FormControl('', validators);
+
+        this.form = new FormGroup({
+            from: this.from,
+            to: this.to
+        });
+    }
+
+    apply(model: { from: string, to: string }, isValid: boolean) {
+        if (isValid && this.id && this.context && this.settings && this.settings.field) {
+            this.context.queryFragments[this.id] = `${this.settings.field}:[${model.from} TO ${model.to}]`;
+            this.context.update();
+        }
+    }
+
+    reset() {
+        this.form.reset({
+            from: '',
+            to: ''
+        });
+
+        if (this.id && this.context) {
+            this.context.queryFragments[this.id] = '';
+            this.context.update();
+        }
+    }
+}